/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.jackrabbit.mk.model;

import org.apache.jackrabbit.mk.store.Binding;

/**
 *
 */
public interface Commit {
    
    Id getRootNodeId();

    Id getParentId();

    long getCommitTS();

    String getMsg();

    String getChanges();

    /**
     * Returns {@code null} if this commit does not represent a branch.
     * <p/>
     * Otherwise, returns the id of the branch root commit
     * (i.e. the <i>public</i> commit that this <i>private</i> branch is based upon).
     *
     *
     * @return the id of the branch root commit or {@code null} if this commit
     * does not represent a branch.
     */
    Id getBranchRootId();

    void serialize(Binding binding) throws Exception;
}
